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Finding the Fourth Proportional to 160,122.71, 240,102.54 and 53,468.32

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Solution

The fourth proportional to 160,122.71, 240,102.54 and 53,468.32 is: 80,175.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,122.71 : 240,102.54 = 53,468.32 : x
  2. Step 2: Convert to fraction form
    160,122.71/240,102.54 = 53,468.32/x
  3. Step 3: Cross multiply
    160,122.71x = 240,102.54 × 53,468.32
  4. Step 4: Simplify right side
    160,122.71x = 12,837,879,441.53
  5. Step 5: Solve for x
    x = 12,837,879,441.53/160,122.71
  6. Step 6: Final answer
    x = 80,175.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.